Legal claims defining the scope of protection. Each claim is shown in both the original legal language and a plain English translation.
1. A display device, comprising: a scan line extending in a first direction; a plurality of data lines crossing the scan line; a driving voltage line crossing the scan line; an active pattern including a plurality of channel regions and a plurality of conductive regions; and a control line crossing the plurality of data lines and the driving voltage line, wherein the control line includes a plurality of main line parts each extending in the first direction, and a detour part connecting two adjacent main line parts of the plurality of main line parts to each other, wherein the active pattern includes a shielding part overlapping at least one data line of the plurality of data lines, a longitudinal part crossing the plurality of main line parts, and a connection part connecting the longitudinal part to the shielding part, and wherein the detour part extends along a periphery of the active pattern, crosses the at least one data line of the plurality of data lines, and does not overlap the shielding part.
This invention relates to a display device, specifically addressing signal interference and layout efficiency in thin-film transistor (TFT) arrays. The device includes a scan line extending in a first direction, multiple data lines crossing the scan line, and a driving voltage line also crossing the scan line. An active pattern, comprising multiple channel regions and conductive regions, forms the TFTs. A control line crosses the data lines and driving voltage line, featuring main line parts extending in the first direction and a detour part connecting adjacent main line parts. The active pattern includes a shielding part overlapping at least one data line to block interference, a longitudinal part crossing the main line parts, and a connection part linking the longitudinal part to the shielding part. The detour part extends around the active pattern, crosses the data line, and avoids overlapping the shielding part, ensuring signal integrity while optimizing space. This design minimizes parasitic capacitance and signal crosstalk, improving display performance. The control line's detour structure allows efficient routing without compromising the shielding function of the active pattern.
2. The display device of claim 1 , wherein an imaginary line extending from the plurality of main line parts crosses the shielding part.
A display device includes a plurality of main line parts and a shielding part. The main line parts are arranged to conduct electrical signals, such as data or power, across the display. The shielding part is positioned to reduce electromagnetic interference (EMI) or crosstalk between adjacent lines. An imaginary line extending from the main line parts intersects the shielding part, ensuring that the shielding part effectively blocks or attenuates interference along the path of the main lines. This configuration helps maintain signal integrity and reduces noise in the display, improving performance and reliability. The shielding part may be a conductive layer or structure, such as a metal trace or mesh, integrated into the display substrate. The main line parts may be data lines, gate lines, or power supply lines, depending on the display architecture. The intersection of the imaginary line with the shielding part ensures that the shielding is optimally placed to mitigate interference where it is most needed. This design is particularly useful in high-resolution or high-frequency displays where signal integrity is critical.
3. The display device of claim 2 , wherein the plurality of channel regions includes a first channel region overlapping the main line part, and the first channel region is disposed between a connection position where the detour part is connected to the main line part and an end of the main line part.
This invention relates to display devices, specifically addressing the challenge of improving electrical connections in display panels, particularly those with complex wiring structures. The device includes a substrate with a plurality of channel regions formed on its surface. These channel regions are designed to accommodate conductive lines that transmit electrical signals within the display. A key feature is the inclusion of a main line part and a detour part, where the detour part branches off from the main line part to avoid obstacles or optimize routing. The first channel region overlaps the main line part and is positioned between the connection point where the detour part rejoins the main line part and the end of the main line part. This arrangement ensures reliable signal transmission by minimizing signal interference and reducing resistance in the conductive lines. The channel regions are structured to support the conductive lines while maintaining the integrity of the display's electrical performance. The invention aims to enhance the efficiency and reliability of electrical connections in display devices, particularly in high-resolution or flexible displays where wiring complexity is a critical factor.
4. The display device of claim 3 , wherein the detour part includes a first portion extending from the connection position in a second direction perpendicular to the first direction, and a second portion connected to the first portion and extending in the first direction, and the second portion crosses the at least one data line of the plurality of data lines.
This invention relates to display devices, specifically addressing the challenge of routing signal lines in a display panel to avoid interference with other components. The device includes a substrate with a plurality of data lines and a plurality of gate lines arranged in a first direction and a second direction, respectively. A detour part is provided to route a signal line around an obstacle, such as a connection position where a signal line connects to another component. The detour part includes a first portion extending perpendicularly from the connection position in the second direction and a second portion connected to the first portion, extending in the first direction. The second portion crosses at least one data line to ensure proper signal routing while maintaining display functionality. This design allows for efficient use of space and prevents signal interference, improving the reliability and performance of the display device. The detour part ensures that signal lines can bypass obstacles without disrupting the display's operation, addressing common issues in display panel design where signal lines must navigate around other components.
5. The display device of claim 4 , wherein the shielding part is connected to the driving voltage line.
A display device includes a shielding part that is electrically connected to a driving voltage line. The shielding part is positioned to reduce interference between signal lines and other components within the display panel. The driving voltage line provides a stable voltage to drive the display elements, and by connecting the shielding part to this line, electrical noise and crosstalk are minimized. This configuration ensures reliable signal transmission and improves display performance. The shielding part may be formed as a conductive layer or structure integrated into the display panel, positioned near signal lines or data lines to block electromagnetic interference. The driving voltage line supplies a consistent voltage, such as a common voltage or a reference voltage, to maintain stable operation of the display elements. By connecting the shielding part to this line, the display device achieves better signal integrity and reduces power consumption by avoiding the need for additional dedicated shielding circuits. This design is particularly useful in high-resolution displays where signal interference can degrade image quality. The shielding part may be fabricated using conductive materials compatible with the display panel's manufacturing process, ensuring cost-effective production.
6. The display device of claim 5 , further comprising a driving gate electrode separated from the control line, and wherein the detour part is disposed at an opposite side of the imaginary line extending from the main line part with respect to the driving gate electrode.
This invention relates to display devices, specifically addressing the challenge of improving the layout and performance of thin-film transistor (TFT) structures in display panels. The device includes a control line and a data line intersecting at a crossing point, with a main line part of the data line extending from the crossing point. A detour part of the data line is positioned to avoid interference with other components, such as a driving gate electrode, which is separated from the control line. The detour part is located on the opposite side of an imaginary line extending from the main line part relative to the driving gate electrode, ensuring proper electrical isolation and signal integrity. This configuration optimizes the spatial arrangement of conductive lines and electrodes, reducing parasitic capacitance and improving the reliability of the display device. The driving gate electrode is electrically connected to a driving transistor, which controls the flow of current in the display pixel circuit. The detour part of the data line is designed to bypass the driving gate electrode, preventing short circuits or signal crosstalk while maintaining efficient signal transmission. This layout enhances the overall performance and manufacturing yield of the display device.
7. The display device of claim 6 , wherein the plurality of channel regions further include a second channel region connected to the longitudinal part and overlapping the driving gate electrode.
A display device includes a substrate with a plurality of channel regions formed on a semiconductor layer. The channel regions are connected to a longitudinal part of a data line and are arranged in a staggered configuration. The channel regions include a first channel region overlapping a switching gate electrode and a second channel region overlapping a driving gate electrode. The switching gate electrode is connected to a scan line, and the driving gate electrode is connected to a driving voltage line. The display device further includes a light-emitting element electrically connected to the second channel region. The staggered arrangement of the channel regions allows for efficient use of space and reduces parasitic capacitance between the data line and the gate electrodes. The overlapping of the channel regions with the respective gate electrodes ensures proper switching and driving functions. The light-emitting element emits light based on the driving current controlled by the driving gate electrode. This configuration improves the performance and reliability of the display device by optimizing the layout and reducing interference between components.
8. The display device of claim 6 , wherein the driving gate is disposed between two adjacent data lines of the plurality of data lines, the driving voltage line includes an extension part extending in the first direction and overlapping the driving gate electrode to farm a capacitor, and the extension part is connected to the driving gate electrode.
This invention relates to a display device, specifically addressing the challenge of efficiently integrating driving circuitry within a compact pixel structure. The device includes a plurality of data lines and a driving gate electrode, which is positioned between two adjacent data lines to minimize layout area. A driving voltage line is provided with an extension part that extends in a first direction, overlapping the driving gate electrode to form a capacitor. This extension part is electrically connected to the driving gate electrode, enabling stable voltage supply and efficient charge storage. The capacitor formed between the extension part and the driving gate electrode helps maintain a consistent driving voltage, improving display performance. The arrangement ensures that the driving circuitry does not interfere with the data lines, optimizing space utilization and reducing signal crosstalk. This design is particularly useful in high-resolution displays where pixel density is critical, as it allows for a more compact and efficient layout without compromising electrical performance. The invention focuses on enhancing the structural integration of driving components while maintaining reliable voltage control.
9. The display device of claim 6 , wherein the shielding part overlaps two adjacent data lines of the plurality of data lines.
A display device includes a substrate with a plurality of data lines and a shielding part that overlaps two adjacent data lines. The shielding part is configured to reduce interference between the data lines, improving signal integrity and display performance. The display device may also include a plurality of gate lines intersecting the data lines to form a pixel array, with each pixel including a switching element connected to a corresponding data line and gate line. The shielding part can be formed from a conductive material and electrically connected to a common voltage line to maintain a stable voltage level. This configuration helps mitigate cross-talk and noise, ensuring accurate data transmission across the display panel. The shielding part may be positioned between the data lines and a pixel electrode or other conductive layers to enhance shielding effectiveness. The display device may be used in liquid crystal displays (LCDs), organic light-emitting diode (OLED) displays, or other types of flat-panel displays where signal integrity is critical. The shielding part's overlap with two adjacent data lines provides a balanced shielding solution, reducing manufacturing complexity while maintaining performance. This design is particularly useful in high-resolution displays where data line density is high, and interference is more pronounced.
10. The display device of claim 2 , wherein the shielding part includes a recess portion that does not overlap the at least one data line, and wherein the recess portion is disposed on the imaginary extension line of the main line part.
A display device includes a shielding part that prevents interference between signal lines and other components. The shielding part has a recess portion that does not overlap with at least one data line, ensuring proper signal transmission. This recess portion is positioned along an imaginary extension line of a main line part, which is a primary conductive path in the display. The shielding part may be part of a larger structure that routes signals within the display panel, such as a gate line or a data line. The recess portion avoids overlapping the data line to prevent electrical interference or signal degradation. The main line part is a conductive path that extends across the display, and the recess portion aligns with its extension to maintain signal integrity. This design ensures reliable signal transmission while minimizing interference in the display device.
11. A display device, comprising: a plurality of pixels, wherein each pixel includes: a light emitting diode; a sixth transistor connected to the light emitting diode; a control line including a gate electrode of the sixth transistor; a data line crossing the control line; and a shielding part overlapping the data line and receiving a driving voltage, wherein the shielding part includes a recess portion that does not overlap the data line and an englarged portion connected to the recess portion and overlapping the data line, wherein a width of the enlarged portion of the shielding part is greater than a width of the recess portion, wherein the control line further includes a main line part that does not cross the data line, and wherein the control line further includes a detour part connected to the main line part and bent along a periphery of the shielding part.
This invention relates to a display device with an improved pixel structure to reduce interference between signal lines. The device includes a plurality of pixels, each containing a light-emitting diode (LED) and a sixth transistor connected to the LED. A control line, which includes the gate electrode of the sixth transistor, crosses a data line. To minimize signal interference, a shielding part overlaps the data line and receives a driving voltage. The shielding part has a recess portion that does not overlap the data line and an enlarged portion that does overlap the data line. The enlarged portion has a greater width than the recess portion, enhancing shielding effectiveness. The control line consists of a main line part that avoids crossing the data line and a detour part that connects to the main line part and bends around the periphery of the shielding part. This design ensures proper signal transmission while reducing electromagnetic interference between the control line and data line. The shielding part's structure optimizes space efficiency and signal integrity in the display panel.
12. The display device of claim 11 , further comprising: a first transistor connected to the sixth transistor; a fifth transistor connected between the first transistor and a driving voltage line transmitting the driving voltage; and a seventh transistor connected between the sixth transistor and an initialization voltage line, wherein the main line part further includes a gate electrode of the fifth transistor.
This invention relates to display devices, specifically organic light-emitting diode (OLED) displays, addressing issues such as power consumption, image retention, and circuit complexity. The device includes a pixel circuit with multiple transistors and voltage lines to control the emission of light from an OLED element. The circuit features a first transistor connected to a sixth transistor, which is part of a compensation circuit that stabilizes the driving current to the OLED. A fifth transistor, connected between the first transistor and a driving voltage line, regulates the supply of power to the pixel. A seventh transistor, connected between the sixth transistor and an initialization voltage line, resets the circuit to prevent image retention. The main line part of the circuit includes a gate electrode of the fifth transistor, ensuring efficient voltage distribution and reducing power loss. The design improves display uniformity and reduces power consumption by optimizing the flow of driving voltage and initialization signals. The transistors work together to stabilize the OLED's brightness and extend the device's lifespan.
13. The display device of claim 12 , wherein a terminal of the main line part is disposed between a channel region of the fifth transistor or the sixth transistor, and the data line.
Display device technology for improved signal integrity. This invention addresses issues related to signal interference and performance in display devices, particularly those employing complex transistor structures. The display device includes a main line part and at least two transistors, specifically a fifth transistor and a sixth transistor. Each of these transistors has a channel region. The core of this invention lies in the strategic placement of a terminal of the main line part. This terminal is positioned in the space located between the channel region of either the fifth transistor or the sixth transistor, and a data line. This specific arrangement is designed to optimize signal paths and minimize unwanted coupling or interference between the main line and the data line, thereby enhancing the overall operational efficiency and reliability of the display device.
14. The display device of claim 13 , further comprising a scan line including a gate electrode of the seventh transistor, wherein the detour part includes a portion that is disposed between the main line part and the scan line.
A display device includes a substrate with a display area and a peripheral area. The device has a plurality of pixels in the display area, each pixel including a light-emitting element and a pixel circuit with multiple transistors. The pixel circuit includes a seventh transistor connected to a data line and a scan line, where the scan line includes a gate electrode of the seventh transistor. The display device also includes a wiring line in the peripheral area, where the wiring line has a main line part and a detour part. The detour part includes a portion that is positioned between the main line part and the scan line. This configuration allows the wiring line to avoid interference with the scan line while maintaining electrical connectivity. The detour part ensures proper routing of signals without disrupting the layout of the scan line or the pixel circuit. The design optimizes space utilization in the peripheral area, reducing potential signal delays and improving overall display performance. The transistors in the pixel circuit are configured to control the light-emitting element based on input signals from the data and scan lines, ensuring accurate and efficient display operation. The detour part of the wiring line is strategically placed to prevent electrical interference and maintain signal integrity.
15. The display device of claim 14 , wherein the detour part has a well shape.
A display device includes a substrate with a display area and a non-display area, where the non-display area has a detour part that routes conductive lines around a component. The detour part is designed to avoid interference with the component while maintaining electrical connectivity. In this specific embodiment, the detour part has a well shape, which may improve space efficiency or facilitate manufacturing. The display device may include a flexible substrate, and the detour part may be formed by bending or shaping the substrate to create the well structure. This design allows the conductive lines to bypass the component without requiring additional layers or complex routing, reducing manufacturing complexity and cost. The well-shaped detour part may also enhance structural integrity by minimizing sharp bends or stress points in the conductive lines. The display device may be used in flexible or foldable displays where space constraints and component placement are critical. The well shape ensures that the detour part does not protrude excessively, maintaining a compact form factor. This design is particularly useful in applications where the display must accommodate multiple components in a limited area while maintaining reliability and performance.
16. The display device of claim 15 , wherein: the shielding part is connected to a connection part extending in a different direction from that of the shielding part, the connection part receives the driving voltage through a contact hole, and the contact bole is disposed between a channel region of the fifth transistor and the detour part.
A display device includes a shielding part that prevents light from reaching a light-sensitive component, such as a transistor, to reduce noise and improve performance. The shielding part is connected to a connection part that extends in a different direction, allowing the shielding part to be positioned optimally while maintaining electrical connectivity. The connection part receives a driving voltage through a contact hole, which is strategically placed between the channel region of a fifth transistor and a detour part. The fifth transistor is part of a circuit that controls the display's operation, and the detour part is a conductive path that routes signals around obstacles or to specific locations. The contact hole ensures the shielding part receives the necessary voltage without interfering with the transistor's channel region or the detour part's function. This design improves signal integrity and reduces electromagnetic interference, enhancing the display's reliability and image quality. The shielding part, connection part, and contact hole are integrated into the display's thin-film transistor (TFT) structure, ensuring compactness and efficient use of space. The arrangement minimizes signal crosstalk and ensures stable operation under varying environmental conditions.
17. The display device of claim 16 , further comprising a driving voltage line extending in parallel with the data line, wherein the driving voltage line is connected to the connection part through the contact hole, wherein the driving voltage line includes an extension part overlapping the gate electrode of the first transistor, and wherein the detour part includes a part extending in a direction opposite to that of the extension part with respect to the main line part.
This invention relates to display devices, specifically addressing the layout and electrical connections in thin-film transistor (TFT) arrays used in displays. The problem being solved involves optimizing the arrangement of driving voltage lines and data lines to improve space efficiency and electrical performance in the display panel. The display device includes a substrate with a TFT array, where each pixel circuit contains at least two transistors. A data line supplies data signals to the pixel circuit, and a driving voltage line runs parallel to the data line, providing a constant voltage to the circuit. The driving voltage line connects to a connection part through a contact hole, ensuring electrical continuity. The driving voltage line has an extension part that overlaps the gate electrode of the first transistor, which helps reduce the footprint of the circuit. Additionally, the driving voltage line includes a detour part that extends in the opposite direction of the extension part relative to the main line, allowing for more efficient routing and minimizing interference between the data and driving voltage lines. This design improves the layout density and reliability of the display panel.
18. The display device of claim 11 , wherein the detour part is bent at least two times along a periphery of the shielding part.
A display device includes a flexible display panel with a detour part that is bent at least two times along the periphery of a shielding part. The shielding part is positioned adjacent to the display panel and is configured to block electromagnetic interference or light. The detour part of the display panel is bent to wrap around the shielding part, allowing the display panel to extend beyond the shielding part while maintaining structural integrity. The bending of the detour part at multiple points ensures that the display panel can conform to the shielding part's shape without damaging the display panel or compromising its functionality. This design enables a compact and efficient integration of the shielding part within the display device, reducing the overall footprint while maintaining performance. The display panel may include a flexible substrate, a light-emitting layer, and conductive traces that are routed through the detour part to connect different sections of the display. The shielding part may be a metal or conductive material that provides electromagnetic shielding or light blocking properties. The bending of the detour part allows the display panel to extend beyond the shielding part while maintaining electrical connections and structural stability. This configuration is particularly useful in foldable or flexible display devices where space efficiency and durability are critical.
19. The display device of claim 11 , wherein the detour part crosses the data line of two adjacent pixels of the plurality of pixels.
This invention relates to display devices, specifically addressing the issue of signal interference and layout efficiency in pixel arrays. The device includes a substrate with a plurality of pixels arranged in a matrix, each pixel having a switching element and a light-emitting element. A data line is connected to the switching element to supply a data signal, and a scan line is connected to the switching element to control signal transmission. The display device also includes a detour part that crosses the data line of two adjacent pixels. This detour part is designed to prevent signal interference between adjacent pixels while maintaining a compact pixel layout. The detour part may be formed by bending or routing the data line in a specific pattern to avoid direct overlap with critical components, ensuring reliable signal transmission. The switching element can be a thin-film transistor (TFT), and the light-emitting element may be an organic light-emitting diode (OLED). The detour part optimizes the pixel arrangement by reducing the risk of electrical crosstalk and improving manufacturing yield. The overall design enhances display performance by ensuring accurate signal delivery to each pixel while maintaining a high-resolution pixel density.
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June 23, 2020
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